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      SoundTouch-2.1.0
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      <h4>
        Beyond Linux<sup>�</sup> From Scratch <span class="phrase">(System
        V</span> Edition) - Version 9.1
      </h4>
      <h3>
        Chapter&nbsp;42.&nbsp;Multimedia Libraries and Drivers
      </h3>
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    <div class="sect1" lang="en" xml:lang="en">
      <h1 class="sect1">
        <a id="soundtouch" name="soundtouch"></a>SoundTouch-2.1.0
      </h1>
      <div class="package" lang="en" xml:lang="en">
        <h2 class="sect2">
          Introduction to SoundTouch
        </h2>
        <p>
          The <span class="application">SoundTouch</span> package contains an
          open-source audio processing library that allows changing the sound
          tempo, pitch and playback rate parameters independently from each
          other.
        </p>
        <p>
          This package is known to build and work properly using an LFS-9.1
          platform.
        </p>
        <h3>
          Package Information
        </h3>
        <div class="itemizedlist">
          <ul class="compact">
            <li class="listitem">
              <p>
                Download (HTTP): <a class="ulink" href=
                "https://gitlab.com/soundtouch/soundtouch/-/archive/2.1.0/soundtouch-2.1.0.tar.bz2">
                https://gitlab.com/soundtouch/soundtouch/-/archive/2.1.0/soundtouch-2.1.0.tar.bz2</a>
              </p>
            </li>
            <li class="listitem">
              <p>
                Download MD5 sum: 4f55124b6931eb82b5c783cd311ad3d2
              </p>
            </li>
            <li class="listitem">
              <p>
                Download size: 452 KB
              </p>
            </li>
            <li class="listitem">
              <p>
                Estimated disk space required: 7.5 MB
              </p>
            </li>
            <li class="listitem">
              <p>
                Estimated build time: 0.1 SBU
              </p>
            </li>
          </ul>
        </div>
        <p class="usernotes">
          User Notes: <a class="ulink" href=
          "http://wiki.linuxfromscratch.org/blfs/wiki/soundtouch">http://wiki.linuxfromscratch.org/blfs/wiki/soundtouch</a>
        </p>
      </div>
      <div class="installation" lang="en" xml:lang="en">
        <h2 class="sect2">
          Installation of SoundTouch
        </h2>
        <p>
          Install <span class="application">SoundTouch</span> by running the
          following commands:
        </p>
        <div class="admon caution">
          <img alt="[Caution]" src="../images/caution.png" />
          <h3>
            Caution
          </h3>
          <p>
            The <span class="command"><strong>bootstrap</strong></span>
            command below fails if the ACLOCAL environment variable is set as
            specified in <a class="xref" href="../x/xorg7.html" title=
            "Introduction to Xorg-7">Xorg-7</a>. If it is used, ACLOCAL needs
            to be unset for this package and then reset for other packages.
          </p>
        </div>
        <pre class="userinput">
<kbd class="command">./bootstrap &amp;&amp;
./configure --prefix=/usr \
            --docdir=/usr/share/doc/soundtouch-2.1.0 &amp;&amp;
make</kbd>
</pre>
        <p>
          This package does not come with a test suite.
        </p>
        <p>
          Now, as the <code class="systemitem">root</code> user:
        </p>
        <pre class="root">
<kbd class="command">make install </kbd>
</pre>
      </div>
      <div class="commands" lang="en" xml:lang="en">
        <h2 class="sect2">
          Command Explanations
        </h2>
        <p>
          <code class="option">--enable-openmp</code>: This switch adds
          support for running the algorithms in parallel across several
          processor cores using OpenMP implementation provided by GCC.
        </p>
      </div>
      <div class="content" lang="en" xml:lang="en">
        <h2 class="sect2">
          Contents
        </h2>
        <div class="segmentedlist">
          <div class="seglistitem">
            <div class="seg">
              <strong class="segtitle">Installed Program:</strong>
              <span class="segbody">soundstretch</span>
            </div>
            <div class="seg">
              <strong class="segtitle">Installed Library:</strong>
              <span class="segbody">libSoundTouch.so</span>
            </div>
            <div class="seg">
              <strong class="segtitle">Installed Directories:</strong>
              <span class="segbody">/usr/include/soundtouch and
              /usr/share/doc/soundtouch-2.1.0</span>
            </div>
          </div>
        </div>
        <div class="variablelist">
          <h3>
            Short Descriptions
          </h3>
          <table border="0" class="variablelist">
            <colgroup>
              <col align="left" valign="top" />
              <col />
            </colgroup>
            <tbody>
              <tr>
                <td>
                  <p>
                    <a id="soundstretch" name="soundstretch"></a><span class=
                    "term"><span class=
                    "command"><strong>soundstretch</strong></span></span>
                  </p>
                </td>
                <td>
                  <p>
                    is a program for processing WAV audio files by modifying
                    sound tempo, pitch and playback rate properties
                    independently from each other.
                  </p>
                </td>
              </tr>
              <tr>
                <td>
                  <p>
                    <a id="libSoundTouch" name=
                    "libSoundTouch"></a><span class="term"><code class=
                    "filename">libSoundTouch.so</code></span>
                  </p>
                </td>
                <td>
                  <p>
                    contains <span class="application">SoundTouch</span> API
                    functions.
                  </p>
                </td>
              </tr>
            </tbody>
          </table>
        </div>
      </div>
      <p class="updated">
        Last updated on 2020-02-17 18:27:03 -0800
      </p>
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